/* ==========================================================================
   PropTeach — Feuille de Style Commune de la Navigation Haute-Couture
   Utilisée sur index.html, boutique.html, configurateur.html et toutes les futures pages.
   ========================================================================== */

:root {
  --color-primary:       #1D4ED8; /* Bleu Saphir Franc & Statutaire */
  --color-primary-dark:  #1E3A8A; /* Bleu Marine Républicain */
  --color-primary-deeper:#0B1528; /* Nuit d'Encre / Bleu Marine Sombre */
  --color-primary-light: #EEF2FF; /* Indigo doux très léger */
  --color-accent-gold:   #D97706; /* Ambre chaud pour les avis et étoiles */
  --color-accent-amber:  #F59E0B; /* Or éclatant */
  --color-bg:            #F8FAFC; /* Ardoise claire neutre et reposante */
  --color-bg-soft:       #F1F5F9; /* Ardoise douce */
  --color-bg-dark:       #0B1528; /* Fond sombre exécutif */
  --color-text:          #0F172A; /* Noir ardoise franc et lisible */
  --color-text-muted:    #475569; /* Gris équilibré */
  --color-border:        #E2E8F0; /* Bordures fines et nettes */
  --color-white:         #FFFFFF;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

/* ── Main Sticky Header (Mode Pierre de Taille & Saphir) ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  border-bottom-color: var(--color-border);
  box-shadow: 0 10px 30px rgba(20, 30, 40, 0.08);
}

.header-container {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  padding-inline: 1.5rem;
  position: relative;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 0.75rem;
  transition: height 0.3s ease;
}

.site-header.scrolled .nav {
  height: 64px;
}

/* ── Brand Logo ── */
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.nav-brand:hover {
  transform: translateY(-1px);
}

.brand-emblem {
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 4px 10px rgba(29, 78, 216, 0.25));
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-brand:hover .brand-emblem {
  transform: scale(1.05) rotate(2deg);
}

.brand-text-group {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  color: var(--color-text);
  line-height: 1.05;
}

.brand-accent {
  color: var(--color-primary);
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-top: 2px;
}

.brand-status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #D97706;
  box-shadow: 0 0 6px rgba(217, 119, 6, 0.6);
}

/* ── Desktop Navigation Menu ── */
.nav-menu {
  display: none;
  align-items: center;
  gap: 0.2rem;
  list-style: none;
  height: 100%;
  margin: 0;
  padding: 0;
}

@media (min-width: 1024px) {
  .nav-menu {
    display: flex;
  }
}

.nav-item {
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-item:not(.has-megamenu) {
  position: relative;
}

.nav-item.has-megamenu {
  position: static;
}

.nav-link-btn,
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.18s ease, background-color 0.18s ease;
  white-space: nowrap;
}

.nav-link-btn:hover,
.nav-link:hover,
.nav-item:hover > .nav-link-btn,
.nav-item.is-active > .nav-link-btn,
.nav-item.is-active-page > .nav-link-btn {
  color: var(--color-primary);
  background-color: rgba(29, 78, 216, 0.08);
}

.nav-chevron {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--color-text-muted);
}

.nav-item:hover .nav-chevron,
.nav-item.is-active .nav-chevron {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.nav-link-tag {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  background-color: #FEF3C7;
  color: #92400E;
  border: 1px solid #FDE68A;
}

@media (max-width: 1240px) {
  .nav-link-tag {
    display: none;
  }
}

@media (min-width: 1024px) and (max-width: 1240px) {
  .nav {
    gap: 0.35rem;
  }
  .nav-menu {
    gap: 0.1rem;
  }
  .nav-link-btn,
  .nav-link {
    padding: 0.45rem 0.55rem;
    font-size: 0.85rem;
  }
  .nav-actions {
    gap: 0.4rem;
  }
  .btn-nav-secondary {
    padding: 0 0.75rem;
    font-size: 0.80rem;
    gap: 5px;
  }
  .btn-nav-primary {
    padding: 0 0.95rem;
    font-size: 0.78rem;
  }
}

/* ── Mega-Menu Panel ── */
.megamenu-panel {
  position: absolute;
  top: calc(100% - 2px);
  left: 0;
  right: 0;
  margin-inline: auto;
  width: min(980px, calc(100% - 2.5rem));
  max-width: 980px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  box-shadow: 0 25px 60px -12px rgba(20, 30, 40, 0.12), 0 0 0 1px rgba(20, 30, 40, 0.04);
  padding: 1.5rem;
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.2s;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.megamenu-panel::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 20px;
}

.nav-item.has-megamenu:hover > .megamenu-panel,
.nav-item.has-megamenu.is-active > .megamenu-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.megamenu-inner {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1.15fr;
  gap: 1.5rem;
}

.megamenu-header-tag {
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

.megamenu-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.mega-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  text-decoration: none;
  background: transparent;
  transition: background-color 0.18s ease, transform 0.18s ease;
}

.mega-card:hover {
  background-color: var(--color-bg);
  transform: translateX(3px);
}

.mega-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.mega-card:hover .mega-card-icon {
  transform: scale(1.08);
}

.icon-blue { background-color: #FEF3C7; color: var(--color-primary); border: 1px solid #FDE68A; }
.icon-emerald { background-color: #FEF3C7; color: var(--color-primary); border: 1px solid #FDE68A; }
.icon-amber { background-color: #FFFBEB; color: #D97706; border: 1px solid #FDE68A; }
.icon-purple { background-color: #FAF5FF; color: #7C3AED; border: 1px solid #DDD6FE; }

.mega-card-info {
  flex: 1;
}

.mega-card-title-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 2px;
}

.mega-card-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
}

.mega-card:hover .mega-card-title {
  color: var(--color-primary);
}

.mega-card-desc {
  font-size: 0.76rem;
  color: var(--color-text-muted);
  line-height: 1.45;
  margin: 0;
}

.badge-mini {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.badge-popular { background-color: #FEF3C7; color: var(--color-primary); border: 1px solid #FDE68A; }
.badge-certif { background-color: #FEF3C7; color: var(--color-primary); border: 1px solid #FDE68A; }
.badge-new { background-color: #FAF5FF; color: #7C3AED; border: 1px solid #DDD6FE; }

.megamenu-col-profiles {
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  padding-inline: 1.25rem;
}

.megamenu-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.megamenu-profile-link {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  text-decoration: none;
  transition: background-color 0.18s ease;
}

.megamenu-profile-link:hover {
  background-color: var(--color-bg);
}

.profile-icon {
  font-size: 1.2rem;
  line-height: 1;
}

.megamenu-profile-link strong {
  display: block;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
  transition: color 0.18s ease;
}

.megamenu-profile-link:hover strong {
  color: var(--color-primary);
}

.megamenu-profile-link span {
  font-size: 0.74rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.megamenu-col-spotlight .spotlight-card {
  background: linear-gradient(180deg, #F8FAFC 0%, #EFF6FF 100%);
  border: 1px solid #BFDBFE;
  border-radius: 16px;
  padding: 1.15rem;
  color: var(--color-text);
  box-shadow: 0 4px 16px rgba(29, 78, 216, 0.06);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  position: relative;
  overflow: hidden;
}

.spotlight-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.spotlight-tag {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #1D4ED8;
  text-transform: uppercase;
  margin-bottom: 0;
}

.spotlight-pill-garantie {
  font-size: 0.62rem;
  font-weight: 800;
  color: #065F46;
  background: #D1FAE5;
  border: 1px solid #A7F3D0;
  padding: 2px 7px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.spotlight-title {
  font-size: 1.05rem;
  font-weight: 850;
  line-height: 1.25;
  color: #0F172A;
  margin: 0;
  letter-spacing: -0.02em;
}

.spotlight-desc {
  font-size: 0.75rem;
  color: #475569;
  line-height: 1.45;
  margin: 0;
}

.spotlight-cycles-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-block: 0.15rem;
}

.spotlight-cycle-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.65rem;
  border-radius: 9px;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  text-decoration: none;
  transition: all 0.18s ease;
}

.spotlight-cycle-item:hover {
  border-color: #93C5FD;
  background: #F0F7FF;
  transform: translateX(2px);
}

.spotlight-cycle-item.is-highlight {
  background: #EFF6FF;
  border-color: #60A5FA;
  box-shadow: 0 2px 6px rgba(29, 78, 216, 0.08);
}

.spotlight-cycle-left {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.spotlight-cycle-left strong {
  font-size: 0.82rem;
  font-weight: 750;
  color: #0F172A;
}

.spotlight-cycle-left span {
  font-size: 0.68rem;
  color: #64748B;
}

.spotlight-cycle-tag {
  font-size: 0.58rem;
  font-weight: 800;
  color: #1D4ED8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.spotlight-cycle-price {
  font-size: 0.88rem;
  font-weight: 850;
  color: #1D4ED8;
}

.spotlight-cycle-price small {
  font-size: 0.65rem;
  font-weight: 600;
  color: #64748B;
}

.spotlight-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0.55rem 0.85rem;
  border-radius: 9px;
  background-color: #1D4ED8;
  color: #FFFFFF;
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(29, 78, 216, 0.25);
  transition: all 0.2s ease;
  margin-top: 0.2rem;
}

.spotlight-cta-btn:hover {
  background-color: #1E3A8A;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(29, 78, 216, 0.35);
}

/* ── Simple Dropdown Panel ── */
.dropdown-panel.dropdown-simple {
  position: absolute;
  top: calc(100% - 2px);
  left: 0;
  width: 360px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: 0 25px 60px -12px rgba(20, 30, 40, 0.12), 0 0 0 1px rgba(20, 30, 40, 0.04);
  padding: 0.85rem;
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.2s;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.dropdown-panel.dropdown-simple::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 20px;
}

.dropdown-panel.dropdown-align-right {
  left: auto;
  right: 0;
}

.nav-item:not(.has-megamenu):hover > .dropdown-panel,
.nav-item:not(.has-megamenu).is-active > .dropdown-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  text-decoration: none;
  background: transparent;
  transition: background-color 0.18s ease;
}

.dropdown-item:hover {
  background-color: var(--color-bg);
}

.dropdown-item-icon {
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.dropdown-item strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
  transition: color 0.18s ease;
}

.dropdown-item:hover strong {
  color: var(--color-primary);
}

.dropdown-item span {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  margin-top: 2px;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--color-border);
  margin: 0.35rem 0;
}

.dropdown-highlight-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  background-color: #FEF3C7;
  border: 1px solid #FDE68A;
  color: #92400E;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}

.dropdown-highlight-link:hover {
  background-color: #FDE68A;
  border-color: #D97706;
  transform: translateX(2px);
}

.dropdown-highlight-link.is-blue {
  background-color: #EFF6FF;
  border-color: #BFDBFE;
  color: #1D4ED8;
}

.dropdown-highlight-link.is-blue:hover {
  background-color: #DBEAFE;
  border-color: #93C5FD;
}

.megamenu-footer-bar {
  grid-column: 1 / -1;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.megamenu-footer-title {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  white-space: nowrap;
}

.megamenu-footer-links-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.megamenu-footer-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.80rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  background: #F8FAFC;
  border: 1px solid var(--color-border);
  transition: all 0.18s ease;
  white-space: nowrap;
}

.megamenu-footer-link:hover {
  background: #EFF6FF;
  border-color: #BFDBFE;
  color: var(--color-primary);
  transform: translateY(-1px);
}

.megamenu-footer-badge {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  background: #1D4ED8;
  color: #FFFFFF;
  white-space: nowrap;
}

/* ── Header Right Actions ── */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.btn-nav-secondary {
  display: none;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 0.95rem;
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-text);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

@media (min-width: 768px) {
  .btn-nav-secondary {
    display: inline-flex;
  }
}

.btn-nav-secondary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.12);
  transform: translateY(-1px);
}

.btn-nav-secondary:active {
  transform: translateY(0);
}

.btn-nav-secondary svg {
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

.btn-nav-secondary:hover svg {
  color: var(--color-primary);
}

.btn-nav-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 1.15rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #FFFFFF;
  background: #1D4ED8;
  border: none;
  box-shadow: 0 3px 12px rgba(29, 78, 216, 0.3);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, background 0.2s ease;
}

@media (max-width: 640px) {
  .btn-nav-primary {
    display: none;
  }
}

.btn-nav-primary:hover {
  transform: translateY(-1px);
  background: #1E40AF;
  box-shadow: 0 8px 24px rgba(29, 78, 216, 0.45);
}

.btn-nav-primary:active {
  transform: translateY(0);
}

.btn-nav-glow {
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: skewX(-25deg);
  transition: left 0.6s ease;
}

.btn-nav-primary:hover .btn-nav-glow {
  left: 140%;
}

.btn-nav-arrow {
  transition: transform 0.2s ease;
}

.btn-nav-primary:hover .btn-nav-arrow {
  transform: translateX(3px);
}

.nav-mobile-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-mobile-btn:hover {
  background-color: var(--color-bg-soft);
  color: var(--color-primary);
  border-color: #FDE68A;
}

@media (min-width: 920px) {
  #open-search-mobile {
    display: none;
  }
}

.nav-hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 10px;
  border-radius: 8px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-hamburger-btn:hover {
  background-color: var(--color-bg-soft);
  border-color: #FDE68A;
}

@media (min-width: 1024px) {
  .nav-hamburger-btn {
    display: none;
  }
}

.hamburger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
}

.nav-hamburger-btn.is-open .bar-1 {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger-btn.is-open .bar-2 {
  opacity: 0;
}
.nav-hamburger-btn.is-open .bar-3 {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile Drawer Sheet ── */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(13, 30, 50, 0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-drawer-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 380px;
  background-color: #FFFFFF;
  border-left: 1px solid var(--color-border);
  z-index: 2000;
  display: none;
  flex-direction: column;
  transform: translateX(100%);
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s ease;
  overflow: hidden;
  box-shadow: -15px 0 45px rgba(13, 30, 50, 0.15);
}

.mobile-drawer.is-open {
  display: flex;
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

@media (min-width: 1024px) {
  .mobile-drawer,
  .mobile-drawer-backdrop {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.mobile-drawer-close {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.mobile-drawer-close:hover {
  background: var(--color-bg-soft);
  color: var(--color-text);
}

.mobile-drawer-search {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.mobile-search-trigger-box {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.65rem 0.85rem;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  color: var(--color-text-muted);
  font-size: 0.82rem;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
}

.mobile-search-trigger-box:hover {
  background-color: var(--color-bg-soft);
  border-color: #FDE68A;
  color: var(--color-text);
}

.mobile-search-trigger-box kbd {
  margin-left: auto;
  font-size: 0.7rem;
  padding: 2px 6px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.mobile-drawer-settings {
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.mobile-audio-drawer-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.45rem 0.85rem;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mobile-audio-drawer-btn:hover {
  background-color: var(--color-bg-soft);
  border-color: #FDE68A;
  color: var(--color-primary);
}

.mobile-audio-drawer-btn.is-active {
  background-color: #FEF3C7;
  border-color: #FDE68A;
  color: #92400E;
}

.mobile-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.mobile-drawer-content {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-accordion {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  background: #FFFFFF;
  transition: border-color 0.2s ease;
}

.mobile-accordion[open] {
  border-color: var(--color-primary);
}

.mobile-accordion-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  background-color: var(--color-bg);
  transition: all 0.2s ease;
}

.mobile-accordion-summary::-webkit-details-marker {
  display: none;
}

.mobile-accordion[open] .mobile-accordion-summary {
  background-color: #FEF3C7;
  color: #92400E;
}

.accordion-chevron {
  transition: transform 0.2s ease;
  color: var(--color-text-muted);
}

.mobile-accordion[open] .accordion-chevron {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.mobile-accordion-body {
  padding: 0.5rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-sublink {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 0.6rem 0.5rem;
  border-radius: 8px;
  text-decoration: none;
  background: transparent;
  transition: background 0.15s ease;
}

.mobile-sublink:hover {
  background: var(--color-bg);
}

.sublink-icon {
  font-size: 1.15rem;
  line-height: 1;
}

.mobile-sublink strong {
  display: block;
  font-size: 0.86rem;
  color: var(--color-text);
  line-height: 1.25;
  transition: color 0.15s ease;
}

.mobile-sublink:hover strong {
  color: var(--color-primary);
}

.mobile-sublink span {
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

.mobile-direct-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #FFFFFF;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.2s ease;
}

.mobile-direct-link:hover {
  border-color: #FDE68A;
  background-color: #FEF3C7;
  color: #92400E;
}

.mobile-hotline-card {
  margin-top: 0.5rem;
  padding: 1rem;
  border-radius: 14px;
  background: #FEF3C7;
  border: 1px solid #FDE68A;
}

.mobile-hotline-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  color: #92400E;
  margin-bottom: 4px;
}

.mobile-hotline-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin: 0 0 0.75rem 0;
}

.mobile-hotline-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0.65rem 1rem;
  background: #1D4ED8;
  color: #FFFFFF;
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(29, 78, 216, 0.25);
  transition: all 0.2s ease;
}

.mobile-hotline-btn:hover {
  background: #1E40AF;
  box-shadow: 0 4px 15px rgba(29, 78, 216, 0.4);
}

.mobile-drawer-footer {
  padding: 1.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  background-color: var(--color-bg);
}

/* Mobile header refinements (below 640px) */
@media (max-width: 640px) {
  .site-header .nav {
    height: 60px;
    gap: 0.5rem;
  }
  .header-container {
    padding-inline: 0.85rem;
  }
  .brand-badge {
    display: none;
  }
  .brand-name {
    font-size: 1.22rem;
  }
  .nav-brand .brand-emblem svg {
    width: 28px;
    height: 28px;
  }
  .nav-actions {
    gap: 0.35rem;
  }
}